Chemistry Year 12 Random Retrieval

61

Chemistry Year 12 Random Retrieval

This quiz contains all the questions in the year 12 chemistry section. The website will pick 10 questions at random.

1 / 10

What is the mechanism for the reaction of bromine with prop-1-ene?

2 / 10

Products formed by heating 2-bromo-3-methylbutane with a solution of potassium hydroxide in ethanol (an elimination reaction) include:

(i) 2-methylbut-1-ene

(ii) 3-methylbut-2-ene

(iii) 2-methylbut-3-ene

(iv) 3-methylbut-1-ene

3 / 10


Choose one of the following options:

4 / 10

The oxidising agent used to extract bromine from sea water in a displacement reaction is:

5 / 10

Which of these reactions can be reversed by changing the conditions in a typical advanced chemistry laboratory?

(i) CuSO4.5H2O(s) -> CuSO4(s) + 5H2O(l)

(ii) 2Mg(s) + O2(g) -> 2MgO(s)

(iii) NH3(g) + HCl(g) -> NH4Cl(s)

(iv) CH4(g) + 2O2(g) -> CO2(g) + 2H2O(l)

6 / 10

How many neutrons are there in an atom of boron with mass number 9 and atomic number 4?

7 / 10

8 / 10

9 / 10

What is the electron configuration of an oxide ion?

10 / 10

What is the temperature of a 12dm3 sample of gas that contains 7g of nitrogen if it is held at a pressure of 300kPa pressure given that the value of the gas constant R = 8.314 J mol-1K-1?:

Your score is

0%